activerecord-postgis-adapter by rgeo

Textacular exposes full text search capabilities from PostgreSQL, and allows you to declare full text indexes. Textacular will extend ActiveRecord with named_scope methods making searching easy and fun!. Maintained by textacular on GitHub, where it has earned 955 stars from the community.

Empower PostgreSQL migrations in Rails app. Maintained by nepalez on GitHub, where it has earned 147 stars from the community.

Ridgepole is a tool to manage DB schema. It defines DB schema using Rails DSL, and updates DB schema according to DSL. (like Chef/Puppet). Maintained by ridgepole on GitHub, where it has earned 1,116 stars from the community.